SFP Overview:
Small Form Factor Pluggable (SFP) transceivers adhere to the Small Form Factor Pluggable Multi-Sourcing Agreement (MSA). This transceiver comprises five main sections: the LD driver, the limiting amplifier, the digital diagnostic monitor, the FP laser, and the PIN photodetector. SFP transceiver Capable of data links up to 60km on 9/125µm single mode fiber, it allows for optical output disabling via a TTL logic high-level input of Tx Disable. Additionally, system-level disabling of the module is achievable through I2C. The Tx Fault feature indicates laser degradation, SFP transciver indicates loss of input optical signal or link status with a partner. LOS/Disable/Fault information can be accessed via I2C register.
At Eman Communications, we prioritize quality and reliability. Our SFP transceivers provide comprehensive LOS/Disable/Fault information, accessible via I2C register, empowering you with the insights needed for optimal network performance. Trust Eman Communications for superior networking solutions that deliver unmatched performance and reliability.
SFP 1.25g Description:
key features of SFP:
- SFP can datalinks Up to 1.25Gb/s
- Hot-Pluggable
- Single LC connector
- Up to 60km on 9/125μm MMF
- 1310nm DFB laser transmitter
- 1490nm PIN photo-detector
- Single +3.3V Power Supply
-
Maximum Power <1W
- Industrial /Extended/ Commercial operating temperature range: -40°C to 85°C/-5°C to 85°C/-0°C to 70°C Version available
- RoHS compliant and Lead Free
Absolute maximum parameters for SFP:
| Parameter | Symbol | Min | Max | Unit | Notes |
|---|---|---|---|---|---|
| Storage Temperature | TS | -40 | 85 | °C | |
| Power Supply Voltage | VCC | -0.3 | 3.6 | V | |
| Relative Humidity (non-condensation) | RH | 5 | 95 | % | |
| Damage Threshold | THd | 5 | dBm |
Technical specification for SFP:
|
Parameter |
Symbol |
Min. |
Typical |
Max. |
Unit |
Note |
|
Transmitter Section: |
||||||
|
Center Wavelength |
λc |
1270 |
1310 |
1360 |
nm |
|
|
Spectral Width (RMS) |
σRMS |
3 |
nm |
|||
|
Optical Output Power |
Pout |
-9 |
-3 |
dBm |
1 |
|
|
Extinction Ratio |
ER |
8.2 |
dB |
|||
|
Optical Rise/Fall Time |
tr / tf |
260 |
ps |
2 |
||
|
Relative Intensity Noise |
RIN |
-120 |
dB/Hz |
|||
|
Output Eye Mask |
Compliant with IEEE802.3 z |
|||||
|
Receiver Section: |
||||||
|
Optical Input Wavelength |
λc |
1260 |
1360 |
nm |
||
|
Receiver Overload |
Pol |
-3 |
dBm |
4 |
||
|
RX Sensitivity |
Sen |
-24 |
dBm |
4 |
||
|
RX_LOS Assert |
LOS A |
-35 |
dBm |
|||
|
RX_LOS De-assert |
LOS D |
-25 |
dBm |
|||
|
RX_LOS Hysteresis |
LOS H |
0.5 |
dB |
|||
|
General Specifications: |
||||||
|
Data Rate |
BR |
1.25 |
Gb/s |
|||
|
Bit Error Rate |
BER |
10^-12 |
||||
|
Max. Supported Link Length |
LMAX |
20 |
km |
on 9/125μm SMF @1.25Gb/s |
||
|
Total System Budget |
LB |
15 |
dB |
|
you can also check Similar SFP with various length at us.
SFP 1.25g 20km (https://emancommunications.com.np/optical-fiber-sfp-125g-bidi-20km-sc-in-nepal)
SFP 1.25g 40Km (https://emancommunications.com.np/sfp-125g-40-km-in-nepal)
SFP 1.25g 80Km (https://emancommunications.com.np/optical-fiber-sfp-125g-80km)